ICD-10-CM category
T40: Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]
Codes under T40 (Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| T40.0 | Poisoning by, adverse effect of and underdosing of opium | — |
| T40.0 | Poisoning by, adverse effect of and underdosing of opium | — |
| T40.0X | Poisoning by, adverse effect of and underdosing of opium | — |
| T40.0X | Poisoning by, adverse effect of and underdosing of opium | — |
| T40.0X1 | Poisoning by opium, accidental (unintentional) | — |
| T40.0X1 | Poisoning by opium, accidental (unintentional) | — |
| T40.0X1A | Poisoning by opium, accidental (unintentional), initial encounter | ✓ |
| T40.0X1A | Poisoning by opium, accidental (unintentional), initial encounter | ✓ |
| T40.0X1D | Poisoning by opium, accidental (unintentional), subsequent encounter | ✓ |
| T40.0X1D | Poisoning by opium, accidental (unintentional), subsequent encounter | ✓ |
| T40.0X1S | Poisoning by opium, accidental (unintentional), sequela | ✓ |
| T40.0X1S | Poisoning by opium, accidental (unintentional), sequela | ✓ |
| T40.0X2 | Poisoning by opium, intentional self-harm | — |
| T40.0X2 | Poisoning by opium, intentional self-harm | — |
| T40.0X2A | Poisoning by opium, intentional self-harm, initial encounter | ✓ |
| T40.0X2A | Poisoning by opium, intentional self-harm, initial encounter | ✓ |
| T40.0X2D | Poisoning by opium, intentional self-harm, subsequent encounter | ✓ |
| T40.0X2D | Poisoning by opium, intentional self-harm, subsequent encounter | ✓ |
| T40.0X2S | Poisoning by opium, intentional self-harm, sequela | ✓ |
| T40.0X2S | Poisoning by opium, intentional self-harm, sequela | ✓ |
| T40.0X3 | Poisoning by opium, assault | — |
| T40.0X3 | Poisoning by opium, assault | — |
| T40.0X3A | Poisoning by opium, assault, initial encounter | ✓ |
| T40.0X3A | Poisoning by opium, assault, initial encounter | ✓ |
| T40.0X3D | Poisoning by opium, assault, subsequent encounter | ✓ |
| T40.0X3D | Poisoning by opium, assault, subsequent encounter | ✓ |
| T40.0X3S | Poisoning by opium, assault, sequela | ✓ |
| T40.0X3S | Poisoning by opium, assault, sequela | ✓ |
| T40.0X4 | Poisoning by opium, undetermined | — |
| T40.0X4 | Poisoning by opium, undetermined | — |
| T40.0X4A | Poisoning by opium, undetermined, initial encounter | ✓ |
| T40.0X4A | Poisoning by opium, undetermined, initial encounter | ✓ |
| T40.0X4D | Poisoning by opium, undetermined, subsequent encounter | ✓ |
| T40.0X4D | Poisoning by opium, undetermined, subsequent encounter | ✓ |
| T40.0X4S | Poisoning by opium, undetermined, sequela | ✓ |
| T40.0X4S | Poisoning by opium, undetermined, sequela | ✓ |
| T40.0X5 | Adverse effect of opium | — |
| T40.0X5 | Adverse effect of opium | — |
| T40.0X5A | Adverse effect of opium, initial encounter | ✓ |
| T40.0X5A | Adverse effect of opium, initial encounter | ✓ |
| T40.0X5D | Adverse effect of opium, subsequent encounter | ✓ |
| T40.0X5D | Adverse effect of opium, subsequent encounter | ✓ |
| T40.0X5S | Adverse effect of opium, sequela | ✓ |
| T40.0X5S | Adverse effect of opium, sequela | ✓ |
| T40.0X6 | Underdosing of opium | — |
| T40.0X6 | Underdosing of opium | — |
| T40.0X6A | Underdosing of opium, initial encounter | ✓ |
| T40.0X6A | Underdosing of opium, initial encounter | ✓ |
| T40.0X6D | Underdosing of opium, subsequent encounter | ✓ |
| T40.0X6D | Underdosing of opium, subsequent encounter | ✓ |
| T40.0X6S | Underdosing of opium, sequela | ✓ |
| T40.0X6S | Underdosing of opium, sequela | ✓ |
| T40.1 | Poisoning by and adverse effect of heroin | — |
| T40.1 | Poisoning by and adverse effect of heroin | — |
| T40.1X | Poisoning by and adverse effect of heroin | — |
| T40.1X | Poisoning by and adverse effect of heroin | — |
| T40.1X1 | Poisoning by heroin, accidental (unintentional) | — |
| T40.1X1 | Poisoning by heroin, accidental (unintentional) | — |
| T40.1X1A | Poisoning by heroin, accidental (unintentional), initial encounter | ✓ |
| T40.1X1A | Poisoning by heroin, accidental (unintentional), initial encounter | ✓ |
| T40.1X1D | Poisoning by heroin, accidental (unintentional), subsequent encounter | ✓ |
| T40.1X1D | Poisoning by heroin, accidental (unintentional), subsequent encounter | ✓ |
| T40.1X1S | Poisoning by heroin, accidental (unintentional), sequela | ✓ |
| T40.1X1S | Poisoning by heroin, accidental (unintentional), sequela | ✓ |
| T40.1X2 | Poisoning by heroin, intentional self-harm | — |
| T40.1X2 | Poisoning by heroin, intentional self-harm | — |
| T40.1X2A | Poisoning by heroin, intentional self-harm, initial encounter | ✓ |
| T40.1X2A | Poisoning by heroin, intentional self-harm, initial encounter | ✓ |
| T40.1X2D | Poisoning by heroin, intentional self-harm, subsequent encounter | ✓ |
| T40.1X2D | Poisoning by heroin, intentional self-harm, subsequent encounter | ✓ |
| T40.1X2S | Poisoning by heroin, intentional self-harm, sequela | ✓ |
| T40.1X2S | Poisoning by heroin, intentional self-harm, sequela | ✓ |
| T40.1X3 | Poisoning by heroin, assault | — |
| T40.1X3 | Poisoning by heroin, assault | — |
| T40.1X3A | Poisoning by heroin, assault, initial encounter | ✓ |
| T40.1X3A | Poisoning by heroin, assault, initial encounter | ✓ |
| T40.1X3D | Poisoning by heroin, assault, subsequent encounter | ✓ |
| T40.1X3D | Poisoning by heroin, assault, subsequent encounter | ✓ |
| T40.1X3S | Poisoning by heroin, assault, sequela | ✓ |
| T40.1X3S | Poisoning by heroin, assault, sequela | ✓ |
| T40.1X4 | Poisoning by heroin, undetermined | — |
| T40.1X4 | Poisoning by heroin, undetermined | — |
| T40.1X4A | Poisoning by heroin, undetermined, initial encounter | ✓ |
| T40.1X4A | Poisoning by heroin, undetermined, initial encounter | ✓ |
| T40.1X4D | Poisoning by heroin, undetermined, subsequent encounter | ✓ |
| T40.1X4D | Poisoning by heroin, undetermined, subsequent encounter | ✓ |
| T40.1X4S | Poisoning by heroin, undetermined, sequela | ✓ |
| T40.1X4S | Poisoning by heroin, undetermined, sequela | ✓ |
| T40.2 | Poisoning by, adverse effect of and underdosing of other opioids | — |
| T40.2 | Poisoning by, adverse effect of and underdosing of other opioids | — |
| T40.2X | Poisoning by, adverse effect of and underdosing of other opioids | — |
| T40.2X | Poisoning by, adverse effect of and underdosing of other opioids | — |
| T40.2X1 | Poisoning by other opioids, accidental (unintentional) | — |
| T40.2X1 | Poisoning by other opioids, accidental (unintentional) | — |
| T40.2X1A | Poisoning by other opioids, accidental (unintentional), initial encounter | ✓ |
| T40.2X1A | Poisoning by other opioids, accidental (unintentional), initial encounter | ✓ |
| T40.2X1D | Poisoning by other opioids, accidental (unintentional), subsequent encounter | ✓ |
| T40.2X1D | Poisoning by other opioids, accidental (unintentional), subsequent encounter | ✓ |
| T40.2X1S | Poisoning by other opioids, accidental (unintentional), sequela | ✓ |
| T40.2X1S | Poisoning by other opioids, accidental (unintentional), sequela | ✓ |
| T40.2X2 | Poisoning by other opioids, intentional self-harm | — |
| T40.2X2 | Poisoning by other opioids, intentional self-harm | — |
| T40.2X2A | Poisoning by other opioids, intentional self-harm, initial encounter | ✓ |
| T40.2X2A | Poisoning by other opioids, intentional self-harm, initial encounter | ✓ |
| T40.2X2D | Poisoning by other opioids, intentional self-harm, subsequent encounter | ✓ |
| T40.2X2D | Poisoning by other opioids, intentional self-harm, subsequent encounter | ✓ |
| T40.2X2S | Poisoning by other opioids, intentional self-harm, sequela | ✓ |
| T40.2X2S | Poisoning by other opioids, intentional self-harm, sequela | ✓ |
| T40.2X3 | Poisoning by other opioids, assault | — |
| T40.2X3 | Poisoning by other opioids, assault | — |
| T40.2X3A | Poisoning by other opioids, assault, initial encounter | ✓ |
| T40.2X3A | Poisoning by other opioids, assault, initial encounter | ✓ |
| T40.2X3D | Poisoning by other opioids, assault, subsequent encounter | ✓ |
| T40.2X3D | Poisoning by other opioids, assault, subsequent encounter | ✓ |
| T40.2X3S | Poisoning by other opioids, assault, sequela | ✓ |
| T40.2X3S | Poisoning by other opioids, assault, sequela | ✓ |
| T40.2X4 | Poisoning by other opioids, undetermined | — |
| T40.2X4 | Poisoning by other opioids, undetermined | — |
| T40.2X4A | Poisoning by other opioids, undetermined, initial encounter | ✓ |
| T40.2X4A | Poisoning by other opioids, undetermined, initial encounter | ✓ |
| T40.2X4D | Poisoning by other opioids, undetermined, subsequent encounter | ✓ |
| T40.2X4D | Poisoning by other opioids, undetermined, subsequent encounter | ✓ |
| T40.2X4S | Poisoning by other opioids, undetermined, sequela | ✓ |
| T40.2X4S | Poisoning by other opioids, undetermined, sequela | ✓ |
| T40.2X5 | Adverse effect of other opioids | — |
| T40.2X5 | Adverse effect of other opioids | — |
| T40.2X5A | Adverse effect of other opioids, initial encounter | ✓ |
| T40.2X5A | Adverse effect of other opioids, initial encounter | ✓ |
| T40.2X5D | Adverse effect of other opioids, subsequent encounter | ✓ |
| T40.2X5D | Adverse effect of other opioids, subsequent encounter | ✓ |
| T40.2X5S | Adverse effect of other opioids, sequela | ✓ |
| T40.2X5S | Adverse effect of other opioids, sequela | ✓ |
| T40.2X6 | Underdosing of other opioids | — |
| T40.2X6 | Underdosing of other opioids | — |
| T40.2X6A | Underdosing of other opioids, initial encounter | ✓ |
| T40.2X6A | Underdosing of other opioids, initial encounter | ✓ |
| T40.2X6D | Underdosing of other opioids, subsequent encounter | ✓ |
| T40.2X6D | Underdosing of other opioids, subsequent encounter | ✓ |
| T40.2X6S | Underdosing of other opioids, sequela | ✓ |
| T40.2X6S | Underdosing of other opioids, sequela | ✓ |
| T40.3 | Poisoning by, adverse effect of and underdosing of methadone | — |
| T40.3 | Poisoning by, adverse effect of and underdosing of methadone | — |
| T40.3X | Poisoning by, adverse effect of and underdosing of methadone | — |
| T40.3X | Poisoning by, adverse effect of and underdosing of methadone | — |
| T40.3X1 | Poisoning by methadone, accidental (unintentional) | — |
| T40.3X1 | Poisoning by methadone, accidental (unintentional) | — |
| T40.3X1A | Poisoning by methadone, accidental (unintentional), initial encounter | ✓ |
| T40.3X1A | Poisoning by methadone, accidental (unintentional), initial encounter | ✓ |
| T40.3X1D | Poisoning by methadone, accidental (unintentional), subsequent encounter | ✓ |
| T40.3X1D | Poisoning by methadone, accidental (unintentional), subsequent encounter | ✓ |
| T40.3X1S | Poisoning by methadone, accidental (unintentional), sequela | ✓ |
| T40.3X1S | Poisoning by methadone, accidental (unintentional), sequela | ✓ |
| T40.3X2 | Poisoning by methadone, intentional self-harm | — |
| T40.3X2 | Poisoning by methadone, intentional self-harm | — |
| T40.3X2A | Poisoning by methadone, intentional self-harm, initial encounter | ✓ |
| T40.3X2A | Poisoning by methadone, intentional self-harm, initial encounter | ✓ |
| T40.3X2D | Poisoning by methadone, intentional self-harm, subsequent encounter | ✓ |
| T40.3X2D | Poisoning by methadone, intentional self-harm, subsequent encounter | ✓ |
| T40.3X2S | Poisoning by methadone, intentional self-harm, sequela | ✓ |
| T40.3X2S | Poisoning by methadone, intentional self-harm, sequela | ✓ |
| T40.3X3 | Poisoning by methadone, assault | — |
| T40.3X3 | Poisoning by methadone, assault | — |
| T40.3X3A | Poisoning by methadone, assault, initial encounter | ✓ |
| T40.3X3A | Poisoning by methadone, assault, initial encounter | ✓ |
| T40.3X3D | Poisoning by methadone, assault, subsequent encounter | ✓ |
| T40.3X3D | Poisoning by methadone, assault, subsequent encounter | ✓ |
| T40.3X3S | Poisoning by methadone, assault, sequela | ✓ |
| T40.3X3S | Poisoning by methadone, assault, sequela | ✓ |
| T40.3X4 | Poisoning by methadone, undetermined | — |
| T40.3X4 | Poisoning by methadone, undetermined | — |
| T40.3X4A | Poisoning by methadone, undetermined, initial encounter | ✓ |
| T40.3X4A | Poisoning by methadone, undetermined, initial encounter | ✓ |
| T40.3X4D | Poisoning by methadone, undetermined, subsequent encounter | ✓ |
| T40.3X4D | Poisoning by methadone, undetermined, subsequent encounter | ✓ |
| T40.3X4S | Poisoning by methadone, undetermined, sequela | ✓ |
| T40.3X4S | Poisoning by methadone, undetermined, sequela | ✓ |
| T40.3X5 | Adverse effect of methadone | — |
| T40.3X5 | Adverse effect of methadone | — |
| T40.3X5A | Adverse effect of methadone, initial encounter | ✓ |
| T40.3X5A | Adverse effect of methadone, initial encounter | ✓ |
| T40.3X5D | Adverse effect of methadone, subsequent encounter | ✓ |
| T40.3X5D | Adverse effect of methadone, subsequent encounter | ✓ |
| T40.3X5S | Adverse effect of methadone, sequela | ✓ |
| T40.3X5S | Adverse effect of methadone, sequela | ✓ |
| T40.3X6 | Underdosing of methadone | — |
| T40.3X6 | Underdosing of methadone | — |
| T40.3X6A | Underdosing of methadone, initial encounter | ✓ |
| T40.3X6A | Underdosing of methadone, initial encounter | ✓ |
| T40.3X6D | Underdosing of methadone, subsequent encounter | ✓ |
| T40.3X6D | Underdosing of methadone, subsequent encounter | ✓ |
| T40.3X6S | Underdosing of methadone, sequela | ✓ |
| T40.3X6S | Underdosing of methadone, sequela | ✓ |
| T40.4 | Poisoning by, adverse effect of and underdosing of other synthetic narcotics | — |
| T40.4 | Poisoning by, adverse effect of and underdosing of other synthetic narcotics | — |
| T40.5 | Poisoning by, adverse effect of and underdosing of cocaine | — |
| T40.5 | Poisoning by, adverse effect of and underdosing of cocaine | — |
| T40.5X | Poisoning by, adverse effect of and underdosing of cocaine | — |
| T40.5X | Poisoning by, adverse effect of and underdosing of cocaine | — |
| T40.5X1 | Poisoning by cocaine, accidental (unintentional) | — |
| T40.5X1 | Poisoning by cocaine, accidental (unintentional) | — |
| T40.5X1A | Poisoning by cocaine, accidental (unintentional), initial encounter | ✓ |
| T40.5X1A | Poisoning by cocaine, accidental (unintentional), initial encounter | ✓ |
| T40.5X1D | Poisoning by cocaine, accidental (unintentional), subsequent encounter | ✓ |
| T40.5X1D | Poisoning by cocaine, accidental (unintentional), subsequent encounter | ✓ |
| T40.5X1S | Poisoning by cocaine, accidental (unintentional), sequela | ✓ |
| T40.5X1S | Poisoning by cocaine, accidental (unintentional), sequela | ✓ |
| T40.5X2 | Poisoning by cocaine, intentional self-harm | — |
| T40.5X2 | Poisoning by cocaine, intentional self-harm | — |
| T40.5X2A | Poisoning by cocaine, intentional self-harm, initial encounter | ✓ |
| T40.5X2A | Poisoning by cocaine, intentional self-harm, initial encounter | ✓ |
| T40.5X2D | Poisoning by cocaine, intentional self-harm, subsequent encounter | ✓ |
| T40.5X2D | Poisoning by cocaine, intentional self-harm, subsequent encounter | ✓ |
| T40.5X2S | Poisoning by cocaine, intentional self-harm, sequela | ✓ |
| T40.5X2S | Poisoning by cocaine, intentional self-harm, sequela | ✓ |
| T40.5X3 | Poisoning by cocaine, assault | — |
| T40.5X3 | Poisoning by cocaine, assault | — |
| T40.5X3A | Poisoning by cocaine, assault, initial encounter | ✓ |
| T40.5X3A | Poisoning by cocaine, assault, initial encounter | ✓ |
| T40.5X3D | Poisoning by cocaine, assault, subsequent encounter | ✓ |
| T40.5X3D | Poisoning by cocaine, assault, subsequent encounter | ✓ |
| T40.5X3S | Poisoning by cocaine, assault, sequela | ✓ |
| T40.5X3S | Poisoning by cocaine, assault, sequela | ✓ |
| T40.5X4 | Poisoning by cocaine, undetermined | — |
| T40.5X4 | Poisoning by cocaine, undetermined | — |
| T40.5X4A | Poisoning by cocaine, undetermined, initial encounter | ✓ |
| T40.5X4A | Poisoning by cocaine, undetermined, initial encounter | ✓ |
| T40.5X4D | Poisoning by cocaine, undetermined, subsequent encounter | ✓ |
| T40.5X4D | Poisoning by cocaine, undetermined, subsequent encounter | ✓ |
| T40.5X4S | Poisoning by cocaine, undetermined, sequela | ✓ |
| T40.5X4S | Poisoning by cocaine, undetermined, sequela | ✓ |
| T40.5X5 | Adverse effect of cocaine | — |
| T40.5X5 | Adverse effect of cocaine | — |
| T40.5X5A | Adverse effect of cocaine, initial encounter | ✓ |
| T40.5X5A | Adverse effect of cocaine, initial encounter | ✓ |
| T40.5X5D | Adverse effect of cocaine, subsequent encounter | ✓ |
| T40.5X5D | Adverse effect of cocaine, subsequent encounter | ✓ |
| T40.5X5S | Adverse effect of cocaine, sequela | ✓ |
| T40.5X5S | Adverse effect of cocaine, sequela | ✓ |
| T40.5X6 | Underdosing of cocaine | — |
| T40.5X6 | Underdosing of cocaine | — |
| T40.5X6A | Underdosing of cocaine, initial encounter | ✓ |
| T40.5X6A | Underdosing of cocaine, initial encounter | ✓ |
| T40.5X6D | Underdosing of cocaine, subsequent encounter | ✓ |
| T40.5X6D | Underdosing of cocaine, subsequent encounter | ✓ |
| T40.5X6S | Underdosing of cocaine, sequela | ✓ |
| T40.5X6S | Underdosing of cocaine, sequela | ✓ |
| T40.6 | Poisoning by, adverse effect of and underdosing of other and unspecified narcotics | — |
| T40.6 | Poisoning by, adverse effect of and underdosing of other and unspecified narcotics | — |
| T40.7 | Poisoning by, adverse effect of and underdosing of cannabis (derivatives) | — |
| T40.7 | Poisoning by, adverse effect of and underdosing of cannabis (derivatives) | — |
| T40.8 | Poisoning by and adverse effect of lysergide [LSD] | — |
| T40.8 | Poisoning by and adverse effect of lysergide [LSD] | — |
| T40.8X | Poisoning by and adverse effect of lysergide [LSD] | — |
| T40.8X | Poisoning by and adverse effect of lysergide [LSD] | — |
| T40.8X1 | Poisoning by lysergide [LSD], accidental (unintentional) | — |
| T40.8X1 | Poisoning by lysergide [LSD], accidental (unintentional) | — |
| T40.8X1A | Poisoning by lysergide [LSD], accidental (unintentional), initial encounter | ✓ |
| T40.8X1A | Poisoning by lysergide [LSD], accidental (unintentional), initial encounter | ✓ |
| T40.8X1D | Poisoning by lysergide [LSD], accidental (unintentional), subsequent encounter | ✓ |
| T40.8X1D | Poisoning by lysergide [LSD], accidental (unintentional), subsequent encounter | ✓ |
| T40.8X1S | Poisoning by lysergide [LSD], accidental (unintentional), sequela | ✓ |
| T40.8X1S | Poisoning by lysergide [LSD], accidental (unintentional), sequela | ✓ |
| T40.8X2 | Poisoning by lysergide [LSD], intentional self-harm | — |
| T40.8X2 | Poisoning by lysergide [LSD], intentional self-harm | — |
| T40.8X2A | Poisoning by lysergide [LSD], intentional self-harm, initial encounter | ✓ |
| T40.8X2A | Poisoning by lysergide [LSD], intentional self-harm, initial encounter | ✓ |
| T40.8X2D | Poisoning by lysergide [LSD], intentional self-harm, subsequent encounter | ✓ |
| T40.8X2D | Poisoning by lysergide [LSD], intentional self-harm, subsequent encounter | ✓ |
| T40.8X2S | Poisoning by lysergide [LSD], intentional self-harm, sequela | ✓ |
| T40.8X2S | Poisoning by lysergide [LSD], intentional self-harm, sequela | ✓ |
| T40.8X3 | Poisoning by lysergide [LSD], assault | — |
| T40.8X3 | Poisoning by lysergide [LSD], assault | — |
| T40.8X3A | Poisoning by lysergide [LSD], assault, initial encounter | ✓ |
| T40.8X3A | Poisoning by lysergide [LSD], assault, initial encounter | ✓ |
| T40.8X3D | Poisoning by lysergide [LSD], assault, subsequent encounter | ✓ |
| T40.8X3D | Poisoning by lysergide [LSD], assault, subsequent encounter | ✓ |
| T40.8X3S | Poisoning by lysergide [LSD], assault, sequela | ✓ |
| T40.8X3S | Poisoning by lysergide [LSD], assault, sequela | ✓ |
| T40.8X4 | Poisoning by lysergide [LSD], undetermined | — |
| T40.8X4 | Poisoning by lysergide [LSD], undetermined | — |
| T40.8X4A | Poisoning by lysergide [LSD], undetermined, initial encounter | ✓ |
| T40.8X4A | Poisoning by lysergide [LSD], undetermined, initial encounter | ✓ |
| T40.8X4D | Poisoning by lysergide [LSD], undetermined, subsequent encounter | ✓ |
| T40.8X4D | Poisoning by lysergide [LSD], undetermined, subsequent encounter | ✓ |
| T40.8X4S | Poisoning by lysergide [LSD], undetermined, sequela | ✓ |
| T40.8X4S | Poisoning by lysergide [LSD], undetermined, sequela | ✓ |
| T40.9 | Poisoning by, adverse effect of and underdosing of other and unspecified psychodysleptics [hallucinogens] | — |
| T40.9 | Poisoning by, adverse effect of and underdosing of other and unspecified psychodysleptics [hallucinogens] | — |
| T40.41 | Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogs | — |
| T40.41 | Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogs | — |
| T40.42 | Poisoning by, adverse effect of and underdosing of tramadol | — |
| T40.42 | Poisoning by, adverse effect of and underdosing of tramadol | — |
| T40.49 | Poisoning by, adverse effect of and underdosing of other synthetic narcotics | — |
| T40.49 | Poisoning by, adverse effect of and underdosing of other synthetic narcotics | — |
| T40.60 | Poisoning by, adverse effect of and underdosing of unspecified narcotics | — |
| T40.60 | Poisoning by, adverse effect of and underdosing of unspecified narcotics | — |
| T40.69 | Poisoning by, adverse effect of and underdosing of other narcotics | — |
| T40.69 | Poisoning by, adverse effect of and underdosing of other narcotics | — |
| T40.71 | Poisoning by, adverse effect of and underdosing of cannabis (derivatives) | — |
| T40.71 | Poisoning by, adverse effect of and underdosing of cannabis (derivatives) | — |
| T40.72 | Poisoning by, adverse effect of and underdosing of synthetic cannabinoids | — |
| T40.72 | Poisoning by, adverse effect of and underdosing of synthetic cannabinoids | — |
| T40.90 | Poisoning by, adverse effect of and underdosing of unspecified psychodysleptics [hallucinogens] | — |
| T40.90 | Poisoning by, adverse effect of and underdosing of unspecified psychodysleptics [hallucinogens] | — |
| T40.99 | Poisoning by, adverse effect of and underdosing of other psychodysleptics [hallucinogens] | — |
| T40.99 | Poisoning by, adverse effect of and underdosing of other psychodysleptics [hallucinogens] | — |
| T40.411 | Poisoning by fentanyl or fentanyl analogs, accidental (unintentional) | — |
| T40.411 | Poisoning by fentanyl or fentanyl analogs, accidental (unintentional) | — |
| T40.411A | Poisoning by fentanyl or fentanyl analogs, accidental (unintentional), initial encounter | ✓ |
| T40.411A | Poisoning by fentanyl or fentanyl analogs, accidental (unintentional), initial encounter | ✓ |
| T40.411D | Poisoning by fentanyl or fentanyl analogs, accidental (unintentional), subsequent encounter | ✓ |
| T40.411D | Poisoning by fentanyl or fentanyl analogs, accidental (unintentional), subsequent encounter | ✓ |
| T40.411S | Poisoning by fentanyl or fentanyl analogs, accidental (unintentional), sequela | ✓ |
| T40.411S | Poisoning by fentanyl or fentanyl analogs, accidental (unintentional), sequela | ✓ |
| T40.412 | Poisoning by fentanyl or fentanyl analogs, intentional self-harm | — |
| T40.412 | Poisoning by fentanyl or fentanyl analogs, intentional self-harm | — |
| T40.412A | Poisoning by fentanyl or fentanyl analogs, intentional self-harm, initial encounter | ✓ |
| T40.412A | Poisoning by fentanyl or fentanyl analogs, intentional self-harm, initial encounter | ✓ |
| T40.412D | Poisoning by fentanyl or fentanyl analogs, intentional self-harm, subsequent encounter | ✓ |
| T40.412D | Poisoning by fentanyl or fentanyl analogs, intentional self-harm, subsequent encounter | ✓ |
| T40.412S | Poisoning by fentanyl or fentanyl analogs, intentional self-harm, sequela | ✓ |
| T40.412S | Poisoning by fentanyl or fentanyl analogs, intentional self-harm, sequela | ✓ |
| T40.413 | Poisoning by fentanyl or fentanyl analogs, assault | — |
| T40.413 | Poisoning by fentanyl or fentanyl analogs, assault | — |
| T40.413A | Poisoning by fentanyl or fentanyl analogs, assault, initial encounter | ✓ |
| T40.413A | Poisoning by fentanyl or fentanyl analogs, assault, initial encounter | ✓ |
| T40.413D | Poisoning by fentanyl or fentanyl analogs, assault, subsequent encounter | ✓ |
| T40.413D | Poisoning by fentanyl or fentanyl analogs, assault, subsequent encounter | ✓ |
| T40.413S | Poisoning by fentanyl or fentanyl analogs, assault, sequela | ✓ |
| T40.413S | Poisoning by fentanyl or fentanyl analogs, assault, sequela | ✓ |
| T40.414 | Poisoning by fentanyl or fentanyl analogs, undetermined | — |
| T40.414 | Poisoning by fentanyl or fentanyl analogs, undetermined | — |
| T40.414A | Poisoning by fentanyl or fentanyl analogs, undetermined, initial encounter | ✓ |
| T40.414A | Poisoning by fentanyl or fentanyl analogs, undetermined, initial encounter | ✓ |
| T40.414D | Poisoning by fentanyl or fentanyl analogs, undetermined, subsequent encounter | ✓ |
| T40.414D | Poisoning by fentanyl or fentanyl analogs, undetermined, subsequent encounter | ✓ |
| T40.414S | Poisoning by fentanyl or fentanyl analogs, undetermined, sequela | ✓ |
| T40.414S | Poisoning by fentanyl or fentanyl analogs, undetermined, sequela | ✓ |
| T40.415 | Adverse effect of fentanyl or fentanyl analogs | — |
| T40.415 | Adverse effect of fentanyl or fentanyl analogs | — |
| T40.415A | Adverse effect of fentanyl or fentanyl analogs, initial encounter | ✓ |
| T40.415A | Adverse effect of fentanyl or fentanyl analogs, initial encounter | ✓ |
| T40.415D | Adverse effect of fentanyl or fentanyl analogs, subsequent encounter | ✓ |
| T40.415D | Adverse effect of fentanyl or fentanyl analogs, subsequent encounter | ✓ |
| T40.415S | Adverse effect of fentanyl or fentanyl analogs, sequela | ✓ |
| T40.415S | Adverse effect of fentanyl or fentanyl analogs, sequela | ✓ |
| T40.416 | Underdosing of fentanyl or fentanyl analogs | — |
| T40.416 | Underdosing of fentanyl or fentanyl analogs | — |
| T40.416A | Underdosing of fentanyl or fentanyl analogs, initial encounter | ✓ |
| T40.416A | Underdosing of fentanyl or fentanyl analogs, initial encounter | ✓ |
| T40.416D | Underdosing of fentanyl or fentanyl analogs, subsequent encounter | ✓ |
| T40.416D | Underdosing of fentanyl or fentanyl analogs, subsequent encounter | ✓ |
| T40.416S | Underdosing of fentanyl or fentanyl analogs, sequela | ✓ |
| T40.416S | Underdosing of fentanyl or fentanyl analogs, sequela | ✓ |
| T40.421 | Poisoning by tramadol, accidental (unintentional) | — |
| T40.421 | Poisoning by tramadol, accidental (unintentional) | — |
| T40.421A | Poisoning by tramadol, accidental (unintentional), initial encounter | ✓ |
| T40.421A | Poisoning by tramadol, accidental (unintentional), initial encounter | ✓ |
| T40.421D | Poisoning by tramadol, accidental (unintentional), subsequent encounter | ✓ |
| T40.421D | Poisoning by tramadol, accidental (unintentional), subsequent encounter | ✓ |
| T40.421S | Poisoning by tramadol, accidental (unintentional), sequela | ✓ |
| T40.421S | Poisoning by tramadol, accidental (unintentional), sequela | ✓ |
| T40.422 | Poisoning by tramadol, intentional self-harm | — |
| T40.422 | Poisoning by tramadol, intentional self-harm | — |
| T40.422A | Poisoning by tramadol, intentional self-harm, initial encounter | ✓ |
| T40.422A | Poisoning by tramadol, intentional self-harm, initial encounter | ✓ |
| T40.422D | Poisoning by tramadol, intentional self-harm, subsequent encounter | ✓ |
| T40.422D | Poisoning by tramadol, intentional self-harm, subsequent encounter | ✓ |
| T40.422S | Poisoning by tramadol, intentional self-harm, sequela | ✓ |
| T40.422S | Poisoning by tramadol, intentional self-harm, sequela | ✓ |
| T40.423 | Poisoning by tramadol, assault | — |
| T40.423 | Poisoning by tramadol, assault | — |
| T40.423A | Poisoning by tramadol, assault, initial encounter | ✓ |
| T40.423A | Poisoning by tramadol, assault, initial encounter | ✓ |
| T40.423D | Poisoning by tramadol, assault, subsequent encounter | ✓ |
| T40.423D | Poisoning by tramadol, assault, subsequent encounter | ✓ |
| T40.423S | Poisoning by tramadol, assault, sequela | ✓ |
| T40.423S | Poisoning by tramadol, assault, sequela | ✓ |
| T40.424 | Poisoning by tramadol, undetermined | — |
| T40.424 | Poisoning by tramadol, undetermined | — |
| T40.424A | Poisoning by tramadol, undetermined, initial encounter | ✓ |
| T40.424A | Poisoning by tramadol, undetermined, initial encounter | ✓ |
| T40.424D | Poisoning by tramadol, undetermined, subsequent encounter | ✓ |
| T40.424D | Poisoning by tramadol, undetermined, subsequent encounter | ✓ |
| T40.424S | Poisoning by tramadol, undetermined, sequela | ✓ |
| T40.424S | Poisoning by tramadol, undetermined, sequela | ✓ |
| T40.425 | Adverse effect of tramadol | — |
| T40.425 | Adverse effect of tramadol | — |
| T40.425A | Adverse effect of tramadol, initial encounter | ✓ |
| T40.425A | Adverse effect of tramadol, initial encounter | ✓ |
| T40.425D | Adverse effect of tramadol, subsequent encounter | ✓ |
| T40.425D | Adverse effect of tramadol, subsequent encounter | ✓ |
| T40.425S | Adverse effect of tramadol, sequela | ✓ |
| T40.425S | Adverse effect of tramadol, sequela | ✓ |
| T40.426 | Underdosing of tramadol | — |
| T40.426 | Underdosing of tramadol | — |
| T40.426A | Underdosing of tramadol, initial encounter | ✓ |
| T40.426A | Underdosing of tramadol, initial encounter | ✓ |
| T40.426D | Underdosing of tramadol, subsequent encounter | ✓ |
| T40.426D | Underdosing of tramadol, subsequent encounter | ✓ |
| T40.426S | Underdosing of tramadol, sequela | ✓ |
| T40.426S | Underdosing of tramadol, sequela | ✓ |
| T40.491 | Poisoning by other synthetic narcotics, accidental (unintentional) | — |
| T40.491 | Poisoning by other synthetic narcotics, accidental (unintentional) | — |
| T40.491A | Poisoning by other synthetic narcotics, accidental (unintentional), initial encounter | ✓ |
| T40.491A | Poisoning by other synthetic narcotics, accidental (unintentional), initial encounter | ✓ |
| T40.491D | Poisoning by other synthetic narcotics, accidental (unintentional), subsequent encounter | ✓ |
| T40.491D | Poisoning by other synthetic narcotics, accidental (unintentional), subsequent encounter | ✓ |
| T40.491S | Poisoning by other synthetic narcotics, accidental (unintentional), sequela | ✓ |
| T40.491S | Poisoning by other synthetic narcotics, accidental (unintentional), sequela | ✓ |
| T40.492 | Poisoning by other synthetic narcotics, intentional self-harm | — |
| T40.492 | Poisoning by other synthetic narcotics, intentional self-harm | — |
| T40.492A | Poisoning by other synthetic narcotics, intentional self-harm, initial encounter | ✓ |
| T40.492A | Poisoning by other synthetic narcotics, intentional self-harm, initial encounter | ✓ |
| T40.492D | Poisoning by other synthetic narcotics, intentional self-harm, subsequent encounter | ✓ |
| T40.492D | Poisoning by other synthetic narcotics, intentional self-harm, subsequent encounter | ✓ |
| T40.492S | Poisoning by other synthetic narcotics, intentional self-harm, sequela | ✓ |
| T40.492S | Poisoning by other synthetic narcotics, intentional self-harm, sequela | ✓ |
| T40.493 | Poisoning by other synthetic narcotics, assault | — |
| T40.493 | Poisoning by other synthetic narcotics, assault | — |
| T40.493A | Poisoning by other synthetic narcotics, assault, initial encounter | ✓ |
| T40.493A | Poisoning by other synthetic narcotics, assault, initial encounter | ✓ |
| T40.493D | Poisoning by other synthetic narcotics, assault, subsequent encounter | ✓ |
| T40.493D | Poisoning by other synthetic narcotics, assault, subsequent encounter | ✓ |
| T40.493S | Poisoning by other synthetic narcotics, assault, sequela | ✓ |
| T40.493S | Poisoning by other synthetic narcotics, assault, sequela | ✓ |
| T40.494 | Poisoning by other synthetic narcotics, undetermined | — |
| T40.494 | Poisoning by other synthetic narcotics, undetermined | — |
| T40.494A | Poisoning by other synthetic narcotics, undetermined, initial encounter | ✓ |
| T40.494A | Poisoning by other synthetic narcotics, undetermined, initial encounter | ✓ |
| T40.494D | Poisoning by other synthetic narcotics, undetermined, subsequent encounter | ✓ |
| T40.494D | Poisoning by other synthetic narcotics, undetermined, subsequent encounter | ✓ |
| T40.494S | Poisoning by other synthetic narcotics, undetermined, sequela | ✓ |
| T40.494S | Poisoning by other synthetic narcotics, undetermined, sequela | ✓ |
| T40.495 | Adverse effect of other synthetic narcotics | — |
| T40.495 | Adverse effect of other synthetic narcotics | — |
| T40.495A | Adverse effect of other synthetic narcotics, initial encounter | ✓ |
| T40.495A | Adverse effect of other synthetic narcotics, initial encounter | ✓ |
| T40.495D | Adverse effect of other synthetic narcotics, subsequent encounter | ✓ |
| T40.495D | Adverse effect of other synthetic narcotics, subsequent encounter | ✓ |
| T40.495S | Adverse effect of other synthetic narcotics, sequela | ✓ |
| T40.495S | Adverse effect of other synthetic narcotics, sequela | ✓ |
| T40.496 | Underdosing of other synthetic narcotics | — |
| T40.496 | Underdosing of other synthetic narcotics | — |
| T40.496A | Underdosing of other synthetic narcotics, initial encounter | ✓ |
| T40.496A | Underdosing of other synthetic narcotics, initial encounter | ✓ |
| T40.496D | Underdosing of other synthetic narcotics, subsequent encounter | ✓ |
| T40.496D | Underdosing of other synthetic narcotics, subsequent encounter | ✓ |
| T40.496S | Underdosing of other synthetic narcotics, sequela | ✓ |
| T40.496S | Underdosing of other synthetic narcotics, sequela | ✓ |
| T40.601 | Poisoning by unspecified narcotics, accidental (unintentional) | — |
| T40.601 | Poisoning by unspecified narcotics, accidental (unintentional) | — |
| T40.601A | Poisoning by unspecified narcotics, accidental (unintentional), initial encounter | ✓ |
| T40.601A | Poisoning by unspecified narcotics, accidental (unintentional), initial encounter | ✓ |
| T40.601D | Poisoning by unspecified narcotics, accidental (unintentional), subsequent encounter | ✓ |
| T40.601D | Poisoning by unspecified narcotics, accidental (unintentional), subsequent encounter | ✓ |
| T40.601S | Poisoning by unspecified narcotics, accidental (unintentional), sequela | ✓ |
| T40.601S | Poisoning by unspecified narcotics, accidental (unintentional), sequela | ✓ |
| T40.602 | Poisoning by unspecified narcotics, intentional self-harm | — |
| T40.602 | Poisoning by unspecified narcotics, intentional self-harm | — |
| T40.602A | Poisoning by unspecified narcotics, intentional self-harm, initial encounter | ✓ |
| T40.602A | Poisoning by unspecified narcotics, intentional self-harm, initial encounter | ✓ |
| T40.602D | Poisoning by unspecified narcotics, intentional self-harm, subsequent encounter | ✓ |
| T40.602D | Poisoning by unspecified narcotics, intentional self-harm, subsequent encounter | ✓ |
| T40.602S | Poisoning by unspecified narcotics, intentional self-harm, sequela | ✓ |
| T40.602S | Poisoning by unspecified narcotics, intentional self-harm, sequela | ✓ |
| T40.603 | Poisoning by unspecified narcotics, assault | — |
| T40.603 | Poisoning by unspecified narcotics, assault | — |
| T40.603A | Poisoning by unspecified narcotics, assault, initial encounter | ✓ |
| T40.603A | Poisoning by unspecified narcotics, assault, initial encounter | ✓ |
| T40.603D | Poisoning by unspecified narcotics, assault, subsequent encounter | ✓ |
| T40.603D | Poisoning by unspecified narcotics, assault, subsequent encounter | ✓ |
| T40.603S | Poisoning by unspecified narcotics, assault, sequela | ✓ |
| T40.603S | Poisoning by unspecified narcotics, assault, sequela | ✓ |
| T40.604 | Poisoning by unspecified narcotics, undetermined | — |
| T40.604 | Poisoning by unspecified narcotics, undetermined | — |
| T40.604A | Poisoning by unspecified narcotics, undetermined, initial encounter | ✓ |
| T40.604A | Poisoning by unspecified narcotics, undetermined, initial encounter | ✓ |
| T40.604D | Poisoning by unspecified narcotics, undetermined, subsequent encounter | ✓ |
| T40.604D | Poisoning by unspecified narcotics, undetermined, subsequent encounter | ✓ |
| T40.604S | Poisoning by unspecified narcotics, undetermined, sequela | ✓ |
| T40.604S | Poisoning by unspecified narcotics, undetermined, sequela | ✓ |
| T40.605 | Adverse effect of unspecified narcotics | — |
| T40.605 | Adverse effect of unspecified narcotics | — |
| T40.605A | Adverse effect of unspecified narcotics, initial encounter | ✓ |
| T40.605A | Adverse effect of unspecified narcotics, initial encounter | ✓ |
| T40.605D | Adverse effect of unspecified narcotics, subsequent encounter | ✓ |
| T40.605D | Adverse effect of unspecified narcotics, subsequent encounter | ✓ |
| T40.605S | Adverse effect of unspecified narcotics, sequela | ✓ |
| T40.605S | Adverse effect of unspecified narcotics, sequela | ✓ |
| T40.606 | Underdosing of unspecified narcotics | — |
| T40.606 | Underdosing of unspecified narcotics | — |
| T40.606A | Underdosing of unspecified narcotics, initial encounter | ✓ |
| T40.606A | Underdosing of unspecified narcotics, initial encounter | ✓ |
| T40.606D | Underdosing of unspecified narcotics, subsequent encounter | ✓ |
| T40.606D | Underdosing of unspecified narcotics, subsequent encounter | ✓ |
| T40.606S | Underdosing of unspecified narcotics, sequela | ✓ |
| T40.606S | Underdosing of unspecified narcotics, sequela | ✓ |
| T40.691 | Poisoning by other narcotics, accidental (unintentional) | — |
| T40.691 | Poisoning by other narcotics, accidental (unintentional) | — |
| T40.691A | Poisoning by other narcotics, accidental (unintentional), initial encounter | ✓ |
| T40.691A | Poisoning by other narcotics, accidental (unintentional), initial encounter | ✓ |
| T40.691D | Poisoning by other narcotics, accidental (unintentional), subsequent encounter | ✓ |
| T40.691D | Poisoning by other narcotics, accidental (unintentional), subsequent encounter | ✓ |
| T40.691S | Poisoning by other narcotics, accidental (unintentional), sequela | ✓ |
| T40.691S | Poisoning by other narcotics, accidental (unintentional), sequela | ✓ |
| T40.692 | Poisoning by other narcotics, intentional self-harm | — |
| T40.692 | Poisoning by other narcotics, intentional self-harm | — |
| T40.692A | Poisoning by other narcotics, intentional self-harm, initial encounter | ✓ |
| T40.692A | Poisoning by other narcotics, intentional self-harm, initial encounter | ✓ |
| T40.692D | Poisoning by other narcotics, intentional self-harm, subsequent encounter | ✓ |
| T40.692D | Poisoning by other narcotics, intentional self-harm, subsequent encounter | ✓ |
| T40.692S | Poisoning by other narcotics, intentional self-harm, sequela | ✓ |
| T40.692S | Poisoning by other narcotics, intentional self-harm, sequela | ✓ |
| T40.693 | Poisoning by other narcotics, assault | — |
| T40.693 | Poisoning by other narcotics, assault | — |
| T40.693A | Poisoning by other narcotics, assault, initial encounter | ✓ |
| T40.693A | Poisoning by other narcotics, assault, initial encounter | ✓ |
| T40.693D | Poisoning by other narcotics, assault, subsequent encounter | ✓ |
| T40.693D | Poisoning by other narcotics, assault, subsequent encounter | ✓ |
| T40.693S | Poisoning by other narcotics, assault, sequela | ✓ |
| T40.693S | Poisoning by other narcotics, assault, sequela | ✓ |
| T40.694 | Poisoning by other narcotics, undetermined | — |
| T40.694 | Poisoning by other narcotics, undetermined | — |
| T40.694A | Poisoning by other narcotics, undetermined, initial encounter | ✓ |
| T40.694A | Poisoning by other narcotics, undetermined, initial encounter | ✓ |
| T40.694D | Poisoning by other narcotics, undetermined, subsequent encounter | ✓ |
| T40.694D | Poisoning by other narcotics, undetermined, subsequent encounter | ✓ |
| T40.694S | Poisoning by other narcotics, undetermined, sequela | ✓ |
| T40.694S | Poisoning by other narcotics, undetermined, sequela | ✓ |
| T40.695 | Adverse effect of other narcotics | — |
| T40.695 | Adverse effect of other narcotics | — |
| T40.695A | Adverse effect of other narcotics, initial encounter | ✓ |
| T40.695A | Adverse effect of other narcotics, initial encounter | ✓ |
| T40.695D | Adverse effect of other narcotics, subsequent encounter | ✓ |
| T40.695D | Adverse effect of other narcotics, subsequent encounter | ✓ |
| T40.695S | Adverse effect of other narcotics, sequela | ✓ |
| T40.695S | Adverse effect of other narcotics, sequela | ✓ |
| T40.696 | Underdosing of other narcotics | — |
| T40.696 | Underdosing of other narcotics | — |
| T40.696A | Underdosing of other narcotics, initial encounter | ✓ |
| T40.696A | Underdosing of other narcotics, initial encounter | ✓ |
| T40.696D | Underdosing of other narcotics, subsequent encounter | ✓ |
| T40.696D | Underdosing of other narcotics, subsequent encounter | ✓ |
| T40.696S | Underdosing of other narcotics, sequela | ✓ |
| T40.696S | Underdosing of other narcotics, sequela | ✓ |
| T40.711 | Poisoning by cannabis, accidental (unintentional) | — |
| T40.711 | Poisoning by cannabis, accidental (unintentional) | — |
| T40.711A | Poisoning by cannabis, accidental (unintentional), initial encounter | ✓ |
| T40.711A | Poisoning by cannabis, accidental (unintentional), initial encounter | ✓ |
| T40.711D | Poisoning by cannabis, accidental (unintentional), subsequent encounter | ✓ |
| T40.711D | Poisoning by cannabis, accidental (unintentional), subsequent encounter | ✓ |
| T40.711S | Poisoning by cannabis, accidental (unintentional), sequela | ✓ |
| T40.711S | Poisoning by cannabis, accidental (unintentional), sequela | ✓ |
| T40.712 | Poisoning by cannabis, intentional self-harm | — |
| T40.712 | Poisoning by cannabis, intentional self-harm | — |
| T40.712A | Poisoning by cannabis, intentional self-harm, initial encounter | ✓ |
| T40.712A | Poisoning by cannabis, intentional self-harm, initial encounter | ✓ |
| T40.712D | Poisoning by cannabis, intentional self-harm, subsequent encounter | ✓ |
| T40.712D | Poisoning by cannabis, intentional self-harm, subsequent encounter | ✓ |
| T40.712S | Poisoning by cannabis, intentional self-harm, sequela | ✓ |
| T40.712S | Poisoning by cannabis, intentional self-harm, sequela | ✓ |
| T40.713 | Poisoning by cannabis, assault | — |
| T40.713 | Poisoning by cannabis, assault | — |
| T40.713A | Poisoning by cannabis, assault, initial encounter | ✓ |
| T40.713A | Poisoning by cannabis, assault, initial encounter | ✓ |
| T40.713D | Poisoning by cannabis, assault, subsequent encounter | ✓ |
| T40.713D | Poisoning by cannabis, assault, subsequent encounter | ✓ |
| T40.713S | Poisoning by cannabis, assault, sequela | ✓ |
| T40.713S | Poisoning by cannabis, assault, sequela | ✓ |
| T40.714 | Poisoning by cannabis, undetermined | — |
| T40.714 | Poisoning by cannabis, undetermined | — |
| T40.714A | Poisoning by cannabis, undetermined, initial encounter | ✓ |
| T40.714A | Poisoning by cannabis, undetermined, initial encounter | ✓ |
| T40.714D | Poisoning by cannabis, undetermined, subsequent encounter | ✓ |
| T40.714D | Poisoning by cannabis, undetermined, subsequent encounter | ✓ |
| T40.714S | Poisoning by cannabis, undetermined, sequela | ✓ |
| T40.714S | Poisoning by cannabis, undetermined, sequela | ✓ |
| T40.715 | Adverse effect of cannabis | — |
| T40.715 | Adverse effect of cannabis | — |
| T40.715A | Adverse effect of cannabis, initial encounter | ✓ |
| T40.715A | Adverse effect of cannabis, initial encounter | ✓ |
| T40.715D | Adverse effect of cannabis, subsequent encounter | ✓ |
| T40.715D | Adverse effect of cannabis, subsequent encounter | ✓ |
| T40.715S | Adverse effect of cannabis, sequela | ✓ |
| T40.715S | Adverse effect of cannabis, sequela | ✓ |
| T40.716 | Underdosing of cannabis | — |
| T40.716 | Underdosing of cannabis | — |
| T40.716A | Underdosing of cannabis, initial encounter | ✓ |
| T40.716A | Underdosing of cannabis, initial encounter | ✓ |
| T40.716D | Underdosing of cannabis, subsequent encounter | ✓ |
| T40.716D | Underdosing of cannabis, subsequent encounter | ✓ |
| T40.716S | Underdosing of cannabis, sequela | ✓ |
| T40.716S | Underdosing of cannabis, sequela | ✓ |
| T40.721 | Poisoning by synthetic cannabinoids, accidental (unintentional) | — |
| T40.721 | Poisoning by synthetic cannabinoids, accidental (unintentional) | — |
| T40.721A | Poisoning by synthetic cannabinoids, accidental (unintentional), initial encounter | ✓ |
| T40.721A | Poisoning by synthetic cannabinoids, accidental (unintentional), initial encounter | ✓ |
| T40.721D | Poisoning by synthetic cannabinoids, accidental (unintentional), subsequent encounter | ✓ |
| T40.721D | Poisoning by synthetic cannabinoids, accidental (unintentional), subsequent encounter | ✓ |
| T40.721S | Poisoning by synthetic cannabinoids, accidental (unintentional), sequela | ✓ |
| T40.721S | Poisoning by synthetic cannabinoids, accidental (unintentional), sequela | ✓ |
| T40.722 | Poisoning by synthetic cannabinoids, intentional self-harm | — |
| T40.722 | Poisoning by synthetic cannabinoids, intentional self-harm | — |
| T40.722A | Poisoning by synthetic cannabinoids, intentional self-harm, initial encounter | ✓ |
| T40.722A | Poisoning by synthetic cannabinoids, intentional self-harm, initial encounter | ✓ |
| T40.722D | Poisoning by synthetic cannabinoids, intentional self-harm, subsequent encounter | ✓ |
| T40.722D | Poisoning by synthetic cannabinoids, intentional self-harm, subsequent encounter | ✓ |
| T40.722S | Poisoning by synthetic cannabinoids, intentional self-harm, sequela | ✓ |
| T40.722S | Poisoning by synthetic cannabinoids, intentional self-harm, sequela | ✓ |
| T40.723 | Poisoning by synthetic cannabinoids, assault | — |
| T40.723 | Poisoning by synthetic cannabinoids, assault | — |
| T40.723A | Poisoning by synthetic cannabinoids, assault, initial encounter | ✓ |
| T40.723A | Poisoning by synthetic cannabinoids, assault, initial encounter | ✓ |
| T40.723D | Poisoning by synthetic cannabinoids, assault, subsequent encounter | ✓ |
| T40.723D | Poisoning by synthetic cannabinoids, assault, subsequent encounter | ✓ |
| T40.723S | Poisoning by synthetic cannabinoids, assault, sequela | ✓ |
| T40.723S | Poisoning by synthetic cannabinoids, assault, sequela | ✓ |
| T40.724 | Poisoning by synthetic cannabinoids, undetermined | — |
| T40.724 | Poisoning by synthetic cannabinoids, undetermined | — |
| T40.724A | Poisoning by synthetic cannabinoids, undetermined, initial encounter | ✓ |
| T40.724A | Poisoning by synthetic cannabinoids, undetermined, initial encounter | ✓ |
| T40.724D | Poisoning by synthetic cannabinoids, undetermined, subsequent encounter | ✓ |
| T40.724D | Poisoning by synthetic cannabinoids, undetermined, subsequent encounter | ✓ |
| T40.724S | Poisoning by synthetic cannabinoids, undetermined, sequela | ✓ |
| T40.724S | Poisoning by synthetic cannabinoids, undetermined, sequela | ✓ |
| T40.725 | Adverse effect of synthetic cannabinoids | — |
| T40.725 | Adverse effect of synthetic cannabinoids | — |
| T40.725A | Adverse effect of synthetic cannabinoids, initial encounter | ✓ |
| T40.725A | Adverse effect of synthetic cannabinoids, initial encounter | ✓ |
| T40.725D | Adverse effect of synthetic cannabinoids, subsequent encounter | ✓ |
| T40.725D | Adverse effect of synthetic cannabinoids, subsequent encounter | ✓ |
| T40.725S | Adverse effect of synthetic cannabinoids, sequela | ✓ |
| T40.725S | Adverse effect of synthetic cannabinoids, sequela | ✓ |
| T40.726 | Underdosing of synthetic cannabinoids | — |
| T40.726 | Underdosing of synthetic cannabinoids | — |
| T40.726A | Underdosing of synthetic cannabinoids, initial encounter | ✓ |
| T40.726A | Underdosing of synthetic cannabinoids, initial encounter | ✓ |
| T40.726D | Underdosing of synthetic cannabinoids, subsequent encounter | ✓ |
| T40.726D | Underdosing of synthetic cannabinoids, subsequent encounter | ✓ |
| T40.726S | Underdosing of synthetic cannabinoids, sequela | ✓ |
| T40.726S | Underdosing of synthetic cannabinoids, sequela | ✓ |
| T40.901 | Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional) | — |
| T40.901 | Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional) | — |
| T40.901A | Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional), initial encounter | ✓ |
| T40.901A | Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional), initial encounter | ✓ |
| T40.901D | Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional), subsequent encounter | ✓ |
| T40.901D | Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional), subsequent encounter | ✓ |
| T40.901S | Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional), sequela | ✓ |
| T40.901S | Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional), sequela | ✓ |
| T40.902 | Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm | — |
| T40.902 | Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm | — |
| T40.902A | Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm, initial encounter | ✓ |
| T40.902A | Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm, initial encounter | ✓ |
| T40.902D | Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm, subsequent encounter | ✓ |
| T40.902D | Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm, subsequent encounter | ✓ |
| T40.902S | Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm, sequela | ✓ |
| T40.902S | Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm, sequela | ✓ |
| T40.903 | Poisoning by unspecified psychodysleptics [hallucinogens], assault | — |
| T40.903 | Poisoning by unspecified psychodysleptics [hallucinogens], assault | — |
| T40.903A | Poisoning by unspecified psychodysleptics [hallucinogens], assault, initial encounter | ✓ |
| T40.903A | Poisoning by unspecified psychodysleptics [hallucinogens], assault, initial encounter | ✓ |
| T40.903D | Poisoning by unspecified psychodysleptics [hallucinogens], assault, subsequent encounter | ✓ |
| T40.903D | Poisoning by unspecified psychodysleptics [hallucinogens], assault, subsequent encounter | ✓ |
| T40.903S | Poisoning by unspecified psychodysleptics [hallucinogens], assault, sequela | ✓ |
| T40.903S | Poisoning by unspecified psychodysleptics [hallucinogens], assault, sequela | ✓ |
| T40.904 | Poisoning by unspecified psychodysleptics [hallucinogens], undetermined | — |
| T40.904 | Poisoning by unspecified psychodysleptics [hallucinogens], undetermined | — |
| T40.904A | Poisoning by unspecified psychodysleptics [hallucinogens], undetermined, initial encounter | ✓ |
| T40.904A | Poisoning by unspecified psychodysleptics [hallucinogens], undetermined, initial encounter | ✓ |
| T40.904D | Poisoning by unspecified psychodysleptics [hallucinogens], undetermined, subsequent encounter | ✓ |
| T40.904D | Poisoning by unspecified psychodysleptics [hallucinogens], undetermined, subsequent encounter | ✓ |
| T40.904S | Poisoning by unspecified psychodysleptics [hallucinogens], undetermined, sequela | ✓ |
| T40.904S | Poisoning by unspecified psychodysleptics [hallucinogens], undetermined, sequela | ✓ |
| T40.905 | Adverse effect of unspecified psychodysleptics [hallucinogens] | — |
| T40.905 | Adverse effect of unspecified psychodysleptics [hallucinogens] | — |
| T40.905A | Adverse effect of unspecified psychodysleptics [hallucinogens], initial encounter | ✓ |
| T40.905A | Adverse effect of unspecified psychodysleptics [hallucinogens], initial encounter | ✓ |
| T40.905D | Adverse effect of unspecified psychodysleptics [hallucinogens], subsequent encounter | ✓ |
| T40.905D | Adverse effect of unspecified psychodysleptics [hallucinogens], subsequent encounter | ✓ |
| T40.905S | Adverse effect of unspecified psychodysleptics [hallucinogens], sequela | ✓ |
| T40.905S | Adverse effect of unspecified psychodysleptics [hallucinogens], sequela | ✓ |
| T40.906 | Underdosing of unspecified psychodysleptics [hallucinogens] | — |
| T40.906 | Underdosing of unspecified psychodysleptics [hallucinogens] | — |
| T40.906A | Underdosing of unspecified psychodysleptics [hallucinogens], initial encounter | ✓ |
| T40.906A | Underdosing of unspecified psychodysleptics [hallucinogens], initial encounter | ✓ |
| T40.906D | Underdosing of unspecified psychodysleptics [hallucinogens], subsequent encounter | ✓ |
| T40.906D | Underdosing of unspecified psychodysleptics [hallucinogens], subsequent encounter | ✓ |
| T40.906S | Underdosing of unspecified psychodysleptics [hallucinogens], sequela | ✓ |
| T40.906S | Underdosing of unspecified psychodysleptics [hallucinogens], sequela | ✓ |
| T40.991 | Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional) | — |
| T40.991 | Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional) | — |
| T40.991A | Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional), initial encounter | ✓ |
| T40.991A | Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional), initial encounter | ✓ |
| T40.991D | Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional), subsequent encounter | ✓ |
| T40.991D | Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional), subsequent encounter | ✓ |
| T40.991S | Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional), sequela | ✓ |
| T40.991S | Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional), sequela | ✓ |
| T40.992 | Poisoning by other psychodysleptics [hallucinogens], intentional self-harm | — |
| T40.992 | Poisoning by other psychodysleptics [hallucinogens], intentional self-harm | — |
| T40.992A | Poisoning by other psychodysleptics [hallucinogens], intentional self-harm, initial encounter | ✓ |
| T40.992A | Poisoning by other psychodysleptics [hallucinogens], intentional self-harm, initial encounter | ✓ |
| T40.992D | Poisoning by other psychodysleptics [hallucinogens], intentional self-harm, subsequent encounter | ✓ |
| T40.992D | Poisoning by other psychodysleptics [hallucinogens], intentional self-harm, subsequent encounter | ✓ |
| T40.992S | Poisoning by other psychodysleptics [hallucinogens], intentional self-harm, sequela | ✓ |
| T40.992S | Poisoning by other psychodysleptics [hallucinogens], intentional self-harm, sequela | ✓ |
| T40.993 | Poisoning by other psychodysleptics [hallucinogens], assault | — |
| T40.993 | Poisoning by other psychodysleptics [hallucinogens], assault | — |
| T40.993A | Poisoning by other psychodysleptics [hallucinogens], assault, initial encounter | ✓ |
| T40.993A | Poisoning by other psychodysleptics [hallucinogens], assault, initial encounter | ✓ |
| T40.993D | Poisoning by other psychodysleptics [hallucinogens], assault, subsequent encounter | ✓ |
| T40.993D | Poisoning by other psychodysleptics [hallucinogens], assault, subsequent encounter | ✓ |
| T40.993S | Poisoning by other psychodysleptics [hallucinogens], assault, sequela | ✓ |
| T40.993S | Poisoning by other psychodysleptics [hallucinogens], assault, sequela | ✓ |
| T40.994 | Poisoning by other psychodysleptics [hallucinogens], undetermined | — |
| T40.994 | Poisoning by other psychodysleptics [hallucinogens], undetermined | — |
| T40.994A | Poisoning by other psychodysleptics [hallucinogens], undetermined, initial encounter | ✓ |
| T40.994A | Poisoning by other psychodysleptics [hallucinogens], undetermined, initial encounter | ✓ |
| T40.994D | Poisoning by other psychodysleptics [hallucinogens], undetermined, subsequent encounter | ✓ |
| T40.994D | Poisoning by other psychodysleptics [hallucinogens], undetermined, subsequent encounter | ✓ |
| T40.994S | Poisoning by other psychodysleptics [hallucinogens], undetermined, sequela | ✓ |
| T40.994S | Poisoning by other psychodysleptics [hallucinogens], undetermined, sequela | ✓ |
| T40.995 | Adverse effect of other psychodysleptics [hallucinogens] | — |
| T40.995 | Adverse effect of other psychodysleptics [hallucinogens] | — |
| T40.995A | Adverse effect of other psychodysleptics [hallucinogens], initial encounter | ✓ |
| T40.995A | Adverse effect of other psychodysleptics [hallucinogens], initial encounter | ✓ |
| T40.995D | Adverse effect of other psychodysleptics [hallucinogens], subsequent encounter | ✓ |
| T40.995D | Adverse effect of other psychodysleptics [hallucinogens], subsequent encounter | ✓ |
| T40.995S | Adverse effect of other psychodysleptics [hallucinogens], sequela | ✓ |
| T40.995S | Adverse effect of other psychodysleptics [hallucinogens], sequela | ✓ |
| T40.996 | Underdosing of other psychodysleptics [hallucinogens] | — |
| T40.996 | Underdosing of other psychodysleptics [hallucinogens] | — |
| T40.996A | Underdosing of other psychodysleptics [hallucinogens], initial encounter | ✓ |
| T40.996A | Underdosing of other psychodysleptics [hallucinogens], initial encounter | ✓ |
| T40.996D | Underdosing of other psychodysleptics [hallucinogens], subsequent encounter | ✓ |
| T40.996D | Underdosing of other psychodysleptics [hallucinogens], subsequent encounter | ✓ |
| T40.996S | Underdosing of other psychodysleptics [hallucinogens], sequela | ✓ |
| T40.996S | Underdosing of other psychodysleptics [hallucinogens], sequela | ✓ |
Frequently asked questions
What is ICD-10-CM code T40?
T40 is an ICD-10-CM category covering Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]. It contains 738 more specific diagnosis codes, 516 of which are billable.
Is T40 a billable code?
No — T40 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example T40.0 — Poisoning by, adverse effect of and underdosing of opium). 516 of the 738 codes under T40 are billable.
What codes fall under T40?
T40 includes T40.0, T40.0, T40.0X, T40.0X, T40.0X1, plus 733 more. See the full list with descriptions and billable status above.
More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees
Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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